Its single strand design greatly improve its carryability and ease of use in compraison to a close loop sling. Carabiners are not included with Alpine Runners. TECHNICAL INFORMATION - Materials: UHMWPE core and HTPE braded sheet- Available in different lengths : 35, 55, 90 and 110 cm- Weight: 35 cm = 14g / 55 cm = 20 g / 90 cm = 32 g / 110 cm = 38 g -Strength 22 kN